@article{Joseph1998,
author = {Joseph, A.E. and Hallman, B.C.},
title= {Over the hill and far away: Distance as a barrier to the provision of assistance to elderly relatives},
year = {1998},
doi = {10.1016/S0277-9536(97)00181-0},
volume = {46},
number = {6},
pages = {631--639},
}